ab-angle->ABCF B

Percentage Accurate: 54.5% → 66.8%
Time: 53.0s
Alternatives: 8
Speedup: 5.5×

Specification

?
\[\begin{array}{l} \\ \begin{array}{l} t_0 := \pi \cdot \frac{angle}{180}\\ \left(\left(2 \cdot \left({b}^{2} - {a}^{2}\right)\right) \cdot \sin t_0\right) \cdot \cos t_0 \end{array} \end{array} \]
(FPCore (a b angle)
 :precision binary64
 (let* ((t_0 (* PI (/ angle 180.0))))
   (* (* (* 2.0 (- (pow b 2.0) (pow a 2.0))) (sin t_0)) (cos t_0))))
double code(double a, double b, double angle) {
	double t_0 = ((double) M_PI) * (angle / 180.0);
	return ((2.0 * (pow(b, 2.0) - pow(a, 2.0))) * sin(t_0)) * cos(t_0);
}
public static double code(double a, double b, double angle) {
	double t_0 = Math.PI * (angle / 180.0);
	return ((2.0 * (Math.pow(b, 2.0) - Math.pow(a, 2.0))) * Math.sin(t_0)) * Math.cos(t_0);
}
def code(a, b, angle):
	t_0 = math.pi * (angle / 180.0)
	return ((2.0 * (math.pow(b, 2.0) - math.pow(a, 2.0))) * math.sin(t_0)) * math.cos(t_0)
function code(a, b, angle)
	t_0 = Float64(pi * Float64(angle / 180.0))
	return Float64(Float64(Float64(2.0 * Float64((b ^ 2.0) - (a ^ 2.0))) * sin(t_0)) * cos(t_0))
end
function tmp = code(a, b, angle)
	t_0 = pi * (angle / 180.0);
	tmp = ((2.0 * ((b ^ 2.0) - (a ^ 2.0))) * sin(t_0)) * cos(t_0);
end
code[a_, b_, angle_] := Block[{t$95$0 = N[(Pi * N[(angle / 180.0), $MachinePrecision]), $MachinePrecision]}, N[(N[(N[(2.0 * N[(N[Power[b, 2.0], $MachinePrecision] - N[Power[a, 2.0], $MachinePrecision]), $MachinePrecision]), $MachinePrecision] * N[Sin[t$95$0], $MachinePrecision]), $MachinePrecision] * N[Cos[t$95$0], $MachinePrecision]), $MachinePrecision]]
\begin{array}{l}

\\
\begin{array}{l}
t_0 := \pi \cdot \frac{angle}{180}\\
\left(\left(2 \cdot \left({b}^{2} - {a}^{2}\right)\right) \cdot \sin t_0\right) \cdot \cos t_0
\end{array}
\end{array}

Sampling outcomes in binary64 precision:

Local Percentage Accuracy vs ?

The average percentage accuracy by input value. Horizontal axis shows value of an input variable; the variable is choosen in the title. Vertical axis is accuracy; higher is better. Red represent the original program, while blue represents Herbie's suggestion. These can be toggled with buttons below the plot. The line is an average while dots represent individual samples.

Accuracy vs Speed?

Herbie found 8 alternatives:

AlternativeAccuracySpeedup
The accuracy (vertical axis) and speed (horizontal axis) of each alternatives. Up and to the right is better. The red square shows the initial program, and each blue circle shows an alternative.The line shows the best available speed-accuracy tradeoffs.

Initial Program: 54.5% accurate, 1.0× speedup?

\[\begin{array}{l} \\ \begin{array}{l} t_0 := \pi \cdot \frac{angle}{180}\\ \left(\left(2 \cdot \left({b}^{2} - {a}^{2}\right)\right) \cdot \sin t_0\right) \cdot \cos t_0 \end{array} \end{array} \]
(FPCore (a b angle)
 :precision binary64
 (let* ((t_0 (* PI (/ angle 180.0))))
   (* (* (* 2.0 (- (pow b 2.0) (pow a 2.0))) (sin t_0)) (cos t_0))))
double code(double a, double b, double angle) {
	double t_0 = ((double) M_PI) * (angle / 180.0);
	return ((2.0 * (pow(b, 2.0) - pow(a, 2.0))) * sin(t_0)) * cos(t_0);
}
public static double code(double a, double b, double angle) {
	double t_0 = Math.PI * (angle / 180.0);
	return ((2.0 * (Math.pow(b, 2.0) - Math.pow(a, 2.0))) * Math.sin(t_0)) * Math.cos(t_0);
}
def code(a, b, angle):
	t_0 = math.pi * (angle / 180.0)
	return ((2.0 * (math.pow(b, 2.0) - math.pow(a, 2.0))) * math.sin(t_0)) * math.cos(t_0)
function code(a, b, angle)
	t_0 = Float64(pi * Float64(angle / 180.0))
	return Float64(Float64(Float64(2.0 * Float64((b ^ 2.0) - (a ^ 2.0))) * sin(t_0)) * cos(t_0))
end
function tmp = code(a, b, angle)
	t_0 = pi * (angle / 180.0);
	tmp = ((2.0 * ((b ^ 2.0) - (a ^ 2.0))) * sin(t_0)) * cos(t_0);
end
code[a_, b_, angle_] := Block[{t$95$0 = N[(Pi * N[(angle / 180.0), $MachinePrecision]), $MachinePrecision]}, N[(N[(N[(2.0 * N[(N[Power[b, 2.0], $MachinePrecision] - N[Power[a, 2.0], $MachinePrecision]), $MachinePrecision]), $MachinePrecision] * N[Sin[t$95$0], $MachinePrecision]), $MachinePrecision] * N[Cos[t$95$0], $MachinePrecision]), $MachinePrecision]]
\begin{array}{l}

\\
\begin{array}{l}
t_0 := \pi \cdot \frac{angle}{180}\\
\left(\left(2 \cdot \left({b}^{2} - {a}^{2}\right)\right) \cdot \sin t_0\right) \cdot \cos t_0
\end{array}
\end{array}

Alternative 1: 66.8% accurate, 0.7× speedup?

\[\begin{array}{l} b = |b|\\ \\ \begin{array}{l} t_0 := {\left(\sqrt{\pi}\right)}^{2}\\ t_1 := \left(a - b\right) \cdot \left(\left(b + a\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\\ \mathbf{if}\;{b}^{2} \leq 10^{+53}:\\ \;\;\;\;t_1 \cdot \left(2 \cdot \left|\cos \left(t_0 \cdot \left(angle \cdot -0.005555555555555556\right)\right)\right|\right)\\ \mathbf{else}:\\ \;\;\;\;t_1 \cdot \left(2 \cdot \cos \left(angle \cdot \left(-0.005555555555555556 \cdot t_0\right)\right)\right)\\ \end{array} \end{array} \]
NOTE: b should be positive before calling this function
(FPCore (a b angle)
 :precision binary64
 (let* ((t_0 (pow (sqrt PI) 2.0))
        (t_1
         (* (- a b) (* (+ b a) (sin (* angle (* PI -0.005555555555555556)))))))
   (if (<= (pow b 2.0) 1e+53)
     (* t_1 (* 2.0 (fabs (cos (* t_0 (* angle -0.005555555555555556))))))
     (* t_1 (* 2.0 (cos (* angle (* -0.005555555555555556 t_0))))))))
b = abs(b);
double code(double a, double b, double angle) {
	double t_0 = pow(sqrt(((double) M_PI)), 2.0);
	double t_1 = (a - b) * ((b + a) * sin((angle * (((double) M_PI) * -0.005555555555555556))));
	double tmp;
	if (pow(b, 2.0) <= 1e+53) {
		tmp = t_1 * (2.0 * fabs(cos((t_0 * (angle * -0.005555555555555556)))));
	} else {
		tmp = t_1 * (2.0 * cos((angle * (-0.005555555555555556 * t_0))));
	}
	return tmp;
}
b = Math.abs(b);
public static double code(double a, double b, double angle) {
	double t_0 = Math.pow(Math.sqrt(Math.PI), 2.0);
	double t_1 = (a - b) * ((b + a) * Math.sin((angle * (Math.PI * -0.005555555555555556))));
	double tmp;
	if (Math.pow(b, 2.0) <= 1e+53) {
		tmp = t_1 * (2.0 * Math.abs(Math.cos((t_0 * (angle * -0.005555555555555556)))));
	} else {
		tmp = t_1 * (2.0 * Math.cos((angle * (-0.005555555555555556 * t_0))));
	}
	return tmp;
}
b = abs(b)
def code(a, b, angle):
	t_0 = math.pow(math.sqrt(math.pi), 2.0)
	t_1 = (a - b) * ((b + a) * math.sin((angle * (math.pi * -0.005555555555555556))))
	tmp = 0
	if math.pow(b, 2.0) <= 1e+53:
		tmp = t_1 * (2.0 * math.fabs(math.cos((t_0 * (angle * -0.005555555555555556)))))
	else:
		tmp = t_1 * (2.0 * math.cos((angle * (-0.005555555555555556 * t_0))))
	return tmp
b = abs(b)
function code(a, b, angle)
	t_0 = sqrt(pi) ^ 2.0
	t_1 = Float64(Float64(a - b) * Float64(Float64(b + a) * sin(Float64(angle * Float64(pi * -0.005555555555555556)))))
	tmp = 0.0
	if ((b ^ 2.0) <= 1e+53)
		tmp = Float64(t_1 * Float64(2.0 * abs(cos(Float64(t_0 * Float64(angle * -0.005555555555555556))))));
	else
		tmp = Float64(t_1 * Float64(2.0 * cos(Float64(angle * Float64(-0.005555555555555556 * t_0)))));
	end
	return tmp
end
b = abs(b)
function tmp_2 = code(a, b, angle)
	t_0 = sqrt(pi) ^ 2.0;
	t_1 = (a - b) * ((b + a) * sin((angle * (pi * -0.005555555555555556))));
	tmp = 0.0;
	if ((b ^ 2.0) <= 1e+53)
		tmp = t_1 * (2.0 * abs(cos((t_0 * (angle * -0.005555555555555556)))));
	else
		tmp = t_1 * (2.0 * cos((angle * (-0.005555555555555556 * t_0))));
	end
	tmp_2 = tmp;
end
NOTE: b should be positive before calling this function
code[a_, b_, angle_] := Block[{t$95$0 = N[Power[N[Sqrt[Pi], $MachinePrecision], 2.0], $MachinePrecision]}, Block[{t$95$1 = N[(N[(a - b), $MachinePrecision] * N[(N[(b + a), $MachinePrecision] * N[Sin[N[(angle * N[(Pi * -0.005555555555555556), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]}, If[LessEqual[N[Power[b, 2.0], $MachinePrecision], 1e+53], N[(t$95$1 * N[(2.0 * N[Abs[N[Cos[N[(t$95$0 * N[(angle * -0.005555555555555556), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]], $MachinePrecision]), $MachinePrecision]), $MachinePrecision], N[(t$95$1 * N[(2.0 * N[Cos[N[(angle * N[(-0.005555555555555556 * t$95$0), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]]]]
\begin{array}{l}
b = |b|\\
\\
\begin{array}{l}
t_0 := {\left(\sqrt{\pi}\right)}^{2}\\
t_1 := \left(a - b\right) \cdot \left(\left(b + a\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\\
\mathbf{if}\;{b}^{2} \leq 10^{+53}:\\
\;\;\;\;t_1 \cdot \left(2 \cdot \left|\cos \left(t_0 \cdot \left(angle \cdot -0.005555555555555556\right)\right)\right|\right)\\

\mathbf{else}:\\
\;\;\;\;t_1 \cdot \left(2 \cdot \cos \left(angle \cdot \left(-0.005555555555555556 \cdot t_0\right)\right)\right)\\


\end{array}
\end{array}
Derivation
  1. Split input into 2 regimes
  2. if (pow.f64 b 2) < 9.9999999999999999e52

    1. Initial program 56.4%

      \[\left(\left(2 \cdot \left({b}^{2} - {a}^{2}\right)\right) \cdot \sin \left(\pi \cdot \frac{angle}{180}\right)\right) \cdot \cos \left(\pi \cdot \frac{angle}{180}\right) \]
    2. Simplified57.7%

      \[\leadsto \color{blue}{\left(2 \cdot \sin \left(angle \cdot \frac{\pi}{-180}\right)\right) \cdot \left(\cos \left(angle \cdot \frac{\pi}{-180}\right) \cdot \left({a}^{2} - {b}^{2}\right)\right)} \]
    3. Step-by-step derivation
      1. unpow257.7%

        \[\leadsto \left(2 \cdot \sin \left(angle \cdot \frac{\pi}{-180}\right)\right) \cdot \left(\cos \left(angle \cdot \frac{\pi}{-180}\right) \cdot \left(\color{blue}{a \cdot a} - {b}^{2}\right)\right) \]
      2. unpow257.7%

        \[\leadsto \left(2 \cdot \sin \left(angle \cdot \frac{\pi}{-180}\right)\right) \cdot \left(\cos \left(angle \cdot \frac{\pi}{-180}\right) \cdot \left(a \cdot a - \color{blue}{b \cdot b}\right)\right) \]
      3. difference-of-squares57.7%

        \[\leadsto \left(2 \cdot \sin \left(angle \cdot \frac{\pi}{-180}\right)\right) \cdot \left(\cos \left(angle \cdot \frac{\pi}{-180}\right) \cdot \color{blue}{\left(\left(a + b\right) \cdot \left(a - b\right)\right)}\right) \]
    4. Applied egg-rr57.7%

      \[\leadsto \left(2 \cdot \sin \left(angle \cdot \frac{\pi}{-180}\right)\right) \cdot \left(\cos \left(angle \cdot \frac{\pi}{-180}\right) \cdot \color{blue}{\left(\left(a + b\right) \cdot \left(a - b\right)\right)}\right) \]
    5. Taylor expanded in angle around inf 57.2%

      \[\leadsto \color{blue}{2 \cdot \left(\cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right) \cdot \left(\sin \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right) \cdot \left(\left(a + b\right) \cdot \left(a - b\right)\right)\right)\right)} \]
    6. Step-by-step derivation
      1. associate-*r*57.2%

        \[\leadsto \color{blue}{\left(2 \cdot \cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right) \cdot \left(\sin \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right) \cdot \left(\left(a + b\right) \cdot \left(a - b\right)\right)\right)} \]
      2. *-commutative57.2%

        \[\leadsto \color{blue}{\left(\sin \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right) \cdot \left(\left(a + b\right) \cdot \left(a - b\right)\right)\right) \cdot \left(2 \cdot \cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right)} \]
      3. associate-*r*62.6%

        \[\leadsto \color{blue}{\left(\left(\sin \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right) \cdot \left(a + b\right)\right) \cdot \left(a - b\right)\right)} \cdot \left(2 \cdot \cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right) \]
      4. *-commutative62.6%

        \[\leadsto \color{blue}{\left(\left(a - b\right) \cdot \left(\sin \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right) \cdot \left(a + b\right)\right)\right)} \cdot \left(2 \cdot \cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right) \]
      5. *-commutative62.6%

        \[\leadsto \left(\left(a - b\right) \cdot \color{blue}{\left(\left(a + b\right) \cdot \sin \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right)}\right) \cdot \left(2 \cdot \cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right) \]
      6. *-commutative62.6%

        \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \color{blue}{\left(\left(angle \cdot \pi\right) \cdot -0.005555555555555556\right)}\right)\right) \cdot \left(2 \cdot \cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right) \]
      7. associate-*r*62.2%

        \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \color{blue}{\left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)}\right)\right) \cdot \left(2 \cdot \cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right) \]
      8. *-commutative62.2%

        \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \cos \color{blue}{\left(\left(angle \cdot \pi\right) \cdot -0.005555555555555556\right)}\right) \]
      9. associate-*r*63.1%

        \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \cos \color{blue}{\left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)}\right) \]
    7. Simplified63.1%

      \[\leadsto \color{blue}{\left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \cos \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)} \]
    8. Step-by-step derivation
      1. add-sqr-sqrt57.0%

        \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \color{blue}{\left(\sqrt{\cos \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)} \cdot \sqrt{\cos \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)}\right)}\right) \]
      2. sqrt-unprod68.7%

        \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \color{blue}{\sqrt{\cos \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right) \cdot \cos \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)}}\right) \]
      3. pow268.7%

        \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \sqrt{\color{blue}{{\cos \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)}^{2}}}\right) \]
    9. Applied egg-rr68.7%

      \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \color{blue}{\sqrt{{\cos \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)}^{2}}}\right) \]
    10. Step-by-step derivation
      1. unpow268.7%

        \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \sqrt{\color{blue}{\cos \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right) \cdot \cos \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)}}\right) \]
      2. rem-sqrt-square68.7%

        \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \color{blue}{\left|\cos \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right|}\right) \]
      3. associate-*r*68.7%

        \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \left|\cos \color{blue}{\left(\left(angle \cdot \pi\right) \cdot -0.005555555555555556\right)}\right|\right) \]
      4. *-commutative68.7%

        \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \left|\cos \color{blue}{\left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)}\right|\right) \]
      5. associate-*r*68.6%

        \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \left|\cos \color{blue}{\left(\left(-0.005555555555555556 \cdot angle\right) \cdot \pi\right)}\right|\right) \]
      6. *-commutative68.6%

        \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \left|\cos \color{blue}{\left(\pi \cdot \left(-0.005555555555555556 \cdot angle\right)\right)}\right|\right) \]
    11. Simplified68.6%

      \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \color{blue}{\left|\cos \left(\pi \cdot \left(-0.005555555555555556 \cdot angle\right)\right)\right|}\right) \]
    12. Step-by-step derivation
      1. add-sqr-sqrt68.6%

        \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \left|\cos \left(\color{blue}{\left(\sqrt{\pi} \cdot \sqrt{\pi}\right)} \cdot \left(-0.005555555555555556 \cdot angle\right)\right)\right|\right) \]
      2. pow268.6%

        \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \left|\cos \left(\color{blue}{{\left(\sqrt{\pi}\right)}^{2}} \cdot \left(-0.005555555555555556 \cdot angle\right)\right)\right|\right) \]
    13. Applied egg-rr68.6%

      \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \left|\cos \left(\color{blue}{{\left(\sqrt{\pi}\right)}^{2}} \cdot \left(-0.005555555555555556 \cdot angle\right)\right)\right|\right) \]

    if 9.9999999999999999e52 < (pow.f64 b 2)

    1. Initial program 39.9%

      \[\left(\left(2 \cdot \left({b}^{2} - {a}^{2}\right)\right) \cdot \sin \left(\pi \cdot \frac{angle}{180}\right)\right) \cdot \cos \left(\pi \cdot \frac{angle}{180}\right) \]
    2. Simplified41.5%

      \[\leadsto \color{blue}{\left(2 \cdot \sin \left(angle \cdot \frac{\pi}{-180}\right)\right) \cdot \left(\cos \left(angle \cdot \frac{\pi}{-180}\right) \cdot \left({a}^{2} - {b}^{2}\right)\right)} \]
    3. Step-by-step derivation
      1. unpow241.5%

        \[\leadsto \left(2 \cdot \sin \left(angle \cdot \frac{\pi}{-180}\right)\right) \cdot \left(\cos \left(angle \cdot \frac{\pi}{-180}\right) \cdot \left(\color{blue}{a \cdot a} - {b}^{2}\right)\right) \]
      2. unpow241.5%

        \[\leadsto \left(2 \cdot \sin \left(angle \cdot \frac{\pi}{-180}\right)\right) \cdot \left(\cos \left(angle \cdot \frac{\pi}{-180}\right) \cdot \left(a \cdot a - \color{blue}{b \cdot b}\right)\right) \]
      3. difference-of-squares56.5%

        \[\leadsto \left(2 \cdot \sin \left(angle \cdot \frac{\pi}{-180}\right)\right) \cdot \left(\cos \left(angle \cdot \frac{\pi}{-180}\right) \cdot \color{blue}{\left(\left(a + b\right) \cdot \left(a - b\right)\right)}\right) \]
    4. Applied egg-rr56.5%

      \[\leadsto \left(2 \cdot \sin \left(angle \cdot \frac{\pi}{-180}\right)\right) \cdot \left(\cos \left(angle \cdot \frac{\pi}{-180}\right) \cdot \color{blue}{\left(\left(a + b\right) \cdot \left(a - b\right)\right)}\right) \]
    5. Taylor expanded in angle around inf 55.3%

      \[\leadsto \color{blue}{2 \cdot \left(\cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right) \cdot \left(\sin \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right) \cdot \left(\left(a + b\right) \cdot \left(a - b\right)\right)\right)\right)} \]
    6. Step-by-step derivation
      1. associate-*r*55.3%

        \[\leadsto \color{blue}{\left(2 \cdot \cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right) \cdot \left(\sin \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right) \cdot \left(\left(a + b\right) \cdot \left(a - b\right)\right)\right)} \]
      2. *-commutative55.3%

        \[\leadsto \color{blue}{\left(\sin \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right) \cdot \left(\left(a + b\right) \cdot \left(a - b\right)\right)\right) \cdot \left(2 \cdot \cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right)} \]
      3. associate-*r*73.9%

        \[\leadsto \color{blue}{\left(\left(\sin \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right) \cdot \left(a + b\right)\right) \cdot \left(a - b\right)\right)} \cdot \left(2 \cdot \cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right) \]
      4. *-commutative73.9%

        \[\leadsto \color{blue}{\left(\left(a - b\right) \cdot \left(\sin \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right) \cdot \left(a + b\right)\right)\right)} \cdot \left(2 \cdot \cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right) \]
      5. *-commutative73.9%

        \[\leadsto \left(\left(a - b\right) \cdot \color{blue}{\left(\left(a + b\right) \cdot \sin \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right)}\right) \cdot \left(2 \cdot \cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right) \]
      6. *-commutative73.9%

        \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \color{blue}{\left(\left(angle \cdot \pi\right) \cdot -0.005555555555555556\right)}\right)\right) \cdot \left(2 \cdot \cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right) \]
      7. associate-*r*75.7%

        \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \color{blue}{\left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)}\right)\right) \cdot \left(2 \cdot \cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right) \]
      8. *-commutative75.7%

        \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \cos \color{blue}{\left(\left(angle \cdot \pi\right) \cdot -0.005555555555555556\right)}\right) \]
      9. associate-*r*75.1%

        \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \cos \color{blue}{\left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)}\right) \]
    7. Simplified75.1%

      \[\leadsto \color{blue}{\left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \cos \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)} \]
    8. Step-by-step derivation
      1. add-sqr-sqrt70.3%

        \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \left|\cos \left(\color{blue}{\left(\sqrt{\pi} \cdot \sqrt{\pi}\right)} \cdot \left(-0.005555555555555556 \cdot angle\right)\right)\right|\right) \]
      2. pow270.3%

        \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \left|\cos \left(\color{blue}{{\left(\sqrt{\pi}\right)}^{2}} \cdot \left(-0.005555555555555556 \cdot angle\right)\right)\right|\right) \]
    9. Applied egg-rr76.2%

      \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \cos \left(angle \cdot \left(\color{blue}{{\left(\sqrt{\pi}\right)}^{2}} \cdot -0.005555555555555556\right)\right)\right) \]
  3. Recombined 2 regimes into one program.
  4. Final simplification72.2%

    \[\leadsto \begin{array}{l} \mathbf{if}\;{b}^{2} \leq 10^{+53}:\\ \;\;\;\;\left(\left(a - b\right) \cdot \left(\left(b + a\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \left|\cos \left({\left(\sqrt{\pi}\right)}^{2} \cdot \left(angle \cdot -0.005555555555555556\right)\right)\right|\right)\\ \mathbf{else}:\\ \;\;\;\;\left(\left(a - b\right) \cdot \left(\left(b + a\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \cos \left(angle \cdot \left(-0.005555555555555556 \cdot {\left(\sqrt{\pi}\right)}^{2}\right)\right)\right)\\ \end{array} \]

Alternative 2: 66.9% accurate, 0.9× speedup?

\[\begin{array}{l} b = |b|\\ \\ \begin{array}{l} t_0 := \left(a - b\right) \cdot \left(\left(b + a\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\\ \mathbf{if}\;{b}^{2} \leq 10^{+53}:\\ \;\;\;\;t_0 \cdot \left(2 \cdot \left|\cos \left(\pi \cdot \left(angle \cdot -0.005555555555555556\right)\right)\right|\right)\\ \mathbf{else}:\\ \;\;\;\;t_0 \cdot \left(2 \cdot \cos \left(angle \cdot \left(-0.005555555555555556 \cdot {\left(\sqrt{\pi}\right)}^{2}\right)\right)\right)\\ \end{array} \end{array} \]
NOTE: b should be positive before calling this function
(FPCore (a b angle)
 :precision binary64
 (let* ((t_0
         (* (- a b) (* (+ b a) (sin (* angle (* PI -0.005555555555555556)))))))
   (if (<= (pow b 2.0) 1e+53)
     (* t_0 (* 2.0 (fabs (cos (* PI (* angle -0.005555555555555556))))))
     (*
      t_0
      (* 2.0 (cos (* angle (* -0.005555555555555556 (pow (sqrt PI) 2.0)))))))))
b = abs(b);
double code(double a, double b, double angle) {
	double t_0 = (a - b) * ((b + a) * sin((angle * (((double) M_PI) * -0.005555555555555556))));
	double tmp;
	if (pow(b, 2.0) <= 1e+53) {
		tmp = t_0 * (2.0 * fabs(cos((((double) M_PI) * (angle * -0.005555555555555556)))));
	} else {
		tmp = t_0 * (2.0 * cos((angle * (-0.005555555555555556 * pow(sqrt(((double) M_PI)), 2.0)))));
	}
	return tmp;
}
b = Math.abs(b);
public static double code(double a, double b, double angle) {
	double t_0 = (a - b) * ((b + a) * Math.sin((angle * (Math.PI * -0.005555555555555556))));
	double tmp;
	if (Math.pow(b, 2.0) <= 1e+53) {
		tmp = t_0 * (2.0 * Math.abs(Math.cos((Math.PI * (angle * -0.005555555555555556)))));
	} else {
		tmp = t_0 * (2.0 * Math.cos((angle * (-0.005555555555555556 * Math.pow(Math.sqrt(Math.PI), 2.0)))));
	}
	return tmp;
}
b = abs(b)
def code(a, b, angle):
	t_0 = (a - b) * ((b + a) * math.sin((angle * (math.pi * -0.005555555555555556))))
	tmp = 0
	if math.pow(b, 2.0) <= 1e+53:
		tmp = t_0 * (2.0 * math.fabs(math.cos((math.pi * (angle * -0.005555555555555556)))))
	else:
		tmp = t_0 * (2.0 * math.cos((angle * (-0.005555555555555556 * math.pow(math.sqrt(math.pi), 2.0)))))
	return tmp
b = abs(b)
function code(a, b, angle)
	t_0 = Float64(Float64(a - b) * Float64(Float64(b + a) * sin(Float64(angle * Float64(pi * -0.005555555555555556)))))
	tmp = 0.0
	if ((b ^ 2.0) <= 1e+53)
		tmp = Float64(t_0 * Float64(2.0 * abs(cos(Float64(pi * Float64(angle * -0.005555555555555556))))));
	else
		tmp = Float64(t_0 * Float64(2.0 * cos(Float64(angle * Float64(-0.005555555555555556 * (sqrt(pi) ^ 2.0))))));
	end
	return tmp
end
b = abs(b)
function tmp_2 = code(a, b, angle)
	t_0 = (a - b) * ((b + a) * sin((angle * (pi * -0.005555555555555556))));
	tmp = 0.0;
	if ((b ^ 2.0) <= 1e+53)
		tmp = t_0 * (2.0 * abs(cos((pi * (angle * -0.005555555555555556)))));
	else
		tmp = t_0 * (2.0 * cos((angle * (-0.005555555555555556 * (sqrt(pi) ^ 2.0)))));
	end
	tmp_2 = tmp;
end
NOTE: b should be positive before calling this function
code[a_, b_, angle_] := Block[{t$95$0 = N[(N[(a - b), $MachinePrecision] * N[(N[(b + a), $MachinePrecision] * N[Sin[N[(angle * N[(Pi * -0.005555555555555556), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]}, If[LessEqual[N[Power[b, 2.0], $MachinePrecision], 1e+53], N[(t$95$0 * N[(2.0 * N[Abs[N[Cos[N[(Pi * N[(angle * -0.005555555555555556), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]], $MachinePrecision]), $MachinePrecision]), $MachinePrecision], N[(t$95$0 * N[(2.0 * N[Cos[N[(angle * N[(-0.005555555555555556 * N[Power[N[Sqrt[Pi], $MachinePrecision], 2.0], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]]]
\begin{array}{l}
b = |b|\\
\\
\begin{array}{l}
t_0 := \left(a - b\right) \cdot \left(\left(b + a\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\\
\mathbf{if}\;{b}^{2} \leq 10^{+53}:\\
\;\;\;\;t_0 \cdot \left(2 \cdot \left|\cos \left(\pi \cdot \left(angle \cdot -0.005555555555555556\right)\right)\right|\right)\\

\mathbf{else}:\\
\;\;\;\;t_0 \cdot \left(2 \cdot \cos \left(angle \cdot \left(-0.005555555555555556 \cdot {\left(\sqrt{\pi}\right)}^{2}\right)\right)\right)\\


\end{array}
\end{array}
Derivation
  1. Split input into 2 regimes
  2. if (pow.f64 b 2) < 9.9999999999999999e52

    1. Initial program 56.4%

      \[\left(\left(2 \cdot \left({b}^{2} - {a}^{2}\right)\right) \cdot \sin \left(\pi \cdot \frac{angle}{180}\right)\right) \cdot \cos \left(\pi \cdot \frac{angle}{180}\right) \]
    2. Simplified57.7%

      \[\leadsto \color{blue}{\left(2 \cdot \sin \left(angle \cdot \frac{\pi}{-180}\right)\right) \cdot \left(\cos \left(angle \cdot \frac{\pi}{-180}\right) \cdot \left({a}^{2} - {b}^{2}\right)\right)} \]
    3. Step-by-step derivation
      1. unpow257.7%

        \[\leadsto \left(2 \cdot \sin \left(angle \cdot \frac{\pi}{-180}\right)\right) \cdot \left(\cos \left(angle \cdot \frac{\pi}{-180}\right) \cdot \left(\color{blue}{a \cdot a} - {b}^{2}\right)\right) \]
      2. unpow257.7%

        \[\leadsto \left(2 \cdot \sin \left(angle \cdot \frac{\pi}{-180}\right)\right) \cdot \left(\cos \left(angle \cdot \frac{\pi}{-180}\right) \cdot \left(a \cdot a - \color{blue}{b \cdot b}\right)\right) \]
      3. difference-of-squares57.7%

        \[\leadsto \left(2 \cdot \sin \left(angle \cdot \frac{\pi}{-180}\right)\right) \cdot \left(\cos \left(angle \cdot \frac{\pi}{-180}\right) \cdot \color{blue}{\left(\left(a + b\right) \cdot \left(a - b\right)\right)}\right) \]
    4. Applied egg-rr57.7%

      \[\leadsto \left(2 \cdot \sin \left(angle \cdot \frac{\pi}{-180}\right)\right) \cdot \left(\cos \left(angle \cdot \frac{\pi}{-180}\right) \cdot \color{blue}{\left(\left(a + b\right) \cdot \left(a - b\right)\right)}\right) \]
    5. Taylor expanded in angle around inf 57.2%

      \[\leadsto \color{blue}{2 \cdot \left(\cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right) \cdot \left(\sin \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right) \cdot \left(\left(a + b\right) \cdot \left(a - b\right)\right)\right)\right)} \]
    6. Step-by-step derivation
      1. associate-*r*57.2%

        \[\leadsto \color{blue}{\left(2 \cdot \cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right) \cdot \left(\sin \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right) \cdot \left(\left(a + b\right) \cdot \left(a - b\right)\right)\right)} \]
      2. *-commutative57.2%

        \[\leadsto \color{blue}{\left(\sin \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right) \cdot \left(\left(a + b\right) \cdot \left(a - b\right)\right)\right) \cdot \left(2 \cdot \cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right)} \]
      3. associate-*r*62.6%

        \[\leadsto \color{blue}{\left(\left(\sin \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right) \cdot \left(a + b\right)\right) \cdot \left(a - b\right)\right)} \cdot \left(2 \cdot \cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right) \]
      4. *-commutative62.6%

        \[\leadsto \color{blue}{\left(\left(a - b\right) \cdot \left(\sin \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right) \cdot \left(a + b\right)\right)\right)} \cdot \left(2 \cdot \cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right) \]
      5. *-commutative62.6%

        \[\leadsto \left(\left(a - b\right) \cdot \color{blue}{\left(\left(a + b\right) \cdot \sin \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right)}\right) \cdot \left(2 \cdot \cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right) \]
      6. *-commutative62.6%

        \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \color{blue}{\left(\left(angle \cdot \pi\right) \cdot -0.005555555555555556\right)}\right)\right) \cdot \left(2 \cdot \cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right) \]
      7. associate-*r*62.2%

        \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \color{blue}{\left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)}\right)\right) \cdot \left(2 \cdot \cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right) \]
      8. *-commutative62.2%

        \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \cos \color{blue}{\left(\left(angle \cdot \pi\right) \cdot -0.005555555555555556\right)}\right) \]
      9. associate-*r*63.1%

        \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \cos \color{blue}{\left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)}\right) \]
    7. Simplified63.1%

      \[\leadsto \color{blue}{\left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \cos \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)} \]
    8. Step-by-step derivation
      1. add-sqr-sqrt57.0%

        \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \color{blue}{\left(\sqrt{\cos \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)} \cdot \sqrt{\cos \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)}\right)}\right) \]
      2. sqrt-unprod68.7%

        \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \color{blue}{\sqrt{\cos \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right) \cdot \cos \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)}}\right) \]
      3. pow268.7%

        \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \sqrt{\color{blue}{{\cos \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)}^{2}}}\right) \]
    9. Applied egg-rr68.7%

      \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \color{blue}{\sqrt{{\cos \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)}^{2}}}\right) \]
    10. Step-by-step derivation
      1. unpow268.7%

        \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \sqrt{\color{blue}{\cos \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right) \cdot \cos \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)}}\right) \]
      2. rem-sqrt-square68.7%

        \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \color{blue}{\left|\cos \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right|}\right) \]
      3. associate-*r*68.7%

        \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \left|\cos \color{blue}{\left(\left(angle \cdot \pi\right) \cdot -0.005555555555555556\right)}\right|\right) \]
      4. *-commutative68.7%

        \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \left|\cos \color{blue}{\left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)}\right|\right) \]
      5. associate-*r*68.6%

        \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \left|\cos \color{blue}{\left(\left(-0.005555555555555556 \cdot angle\right) \cdot \pi\right)}\right|\right) \]
      6. *-commutative68.6%

        \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \left|\cos \color{blue}{\left(\pi \cdot \left(-0.005555555555555556 \cdot angle\right)\right)}\right|\right) \]
    11. Simplified68.6%

      \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \color{blue}{\left|\cos \left(\pi \cdot \left(-0.005555555555555556 \cdot angle\right)\right)\right|}\right) \]

    if 9.9999999999999999e52 < (pow.f64 b 2)

    1. Initial program 39.9%

      \[\left(\left(2 \cdot \left({b}^{2} - {a}^{2}\right)\right) \cdot \sin \left(\pi \cdot \frac{angle}{180}\right)\right) \cdot \cos \left(\pi \cdot \frac{angle}{180}\right) \]
    2. Simplified41.5%

      \[\leadsto \color{blue}{\left(2 \cdot \sin \left(angle \cdot \frac{\pi}{-180}\right)\right) \cdot \left(\cos \left(angle \cdot \frac{\pi}{-180}\right) \cdot \left({a}^{2} - {b}^{2}\right)\right)} \]
    3. Step-by-step derivation
      1. unpow241.5%

        \[\leadsto \left(2 \cdot \sin \left(angle \cdot \frac{\pi}{-180}\right)\right) \cdot \left(\cos \left(angle \cdot \frac{\pi}{-180}\right) \cdot \left(\color{blue}{a \cdot a} - {b}^{2}\right)\right) \]
      2. unpow241.5%

        \[\leadsto \left(2 \cdot \sin \left(angle \cdot \frac{\pi}{-180}\right)\right) \cdot \left(\cos \left(angle \cdot \frac{\pi}{-180}\right) \cdot \left(a \cdot a - \color{blue}{b \cdot b}\right)\right) \]
      3. difference-of-squares56.5%

        \[\leadsto \left(2 \cdot \sin \left(angle \cdot \frac{\pi}{-180}\right)\right) \cdot \left(\cos \left(angle \cdot \frac{\pi}{-180}\right) \cdot \color{blue}{\left(\left(a + b\right) \cdot \left(a - b\right)\right)}\right) \]
    4. Applied egg-rr56.5%

      \[\leadsto \left(2 \cdot \sin \left(angle \cdot \frac{\pi}{-180}\right)\right) \cdot \left(\cos \left(angle \cdot \frac{\pi}{-180}\right) \cdot \color{blue}{\left(\left(a + b\right) \cdot \left(a - b\right)\right)}\right) \]
    5. Taylor expanded in angle around inf 55.3%

      \[\leadsto \color{blue}{2 \cdot \left(\cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right) \cdot \left(\sin \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right) \cdot \left(\left(a + b\right) \cdot \left(a - b\right)\right)\right)\right)} \]
    6. Step-by-step derivation
      1. associate-*r*55.3%

        \[\leadsto \color{blue}{\left(2 \cdot \cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right) \cdot \left(\sin \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right) \cdot \left(\left(a + b\right) \cdot \left(a - b\right)\right)\right)} \]
      2. *-commutative55.3%

        \[\leadsto \color{blue}{\left(\sin \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right) \cdot \left(\left(a + b\right) \cdot \left(a - b\right)\right)\right) \cdot \left(2 \cdot \cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right)} \]
      3. associate-*r*73.9%

        \[\leadsto \color{blue}{\left(\left(\sin \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right) \cdot \left(a + b\right)\right) \cdot \left(a - b\right)\right)} \cdot \left(2 \cdot \cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right) \]
      4. *-commutative73.9%

        \[\leadsto \color{blue}{\left(\left(a - b\right) \cdot \left(\sin \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right) \cdot \left(a + b\right)\right)\right)} \cdot \left(2 \cdot \cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right) \]
      5. *-commutative73.9%

        \[\leadsto \left(\left(a - b\right) \cdot \color{blue}{\left(\left(a + b\right) \cdot \sin \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right)}\right) \cdot \left(2 \cdot \cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right) \]
      6. *-commutative73.9%

        \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \color{blue}{\left(\left(angle \cdot \pi\right) \cdot -0.005555555555555556\right)}\right)\right) \cdot \left(2 \cdot \cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right) \]
      7. associate-*r*75.7%

        \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \color{blue}{\left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)}\right)\right) \cdot \left(2 \cdot \cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right) \]
      8. *-commutative75.7%

        \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \cos \color{blue}{\left(\left(angle \cdot \pi\right) \cdot -0.005555555555555556\right)}\right) \]
      9. associate-*r*75.1%

        \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \cos \color{blue}{\left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)}\right) \]
    7. Simplified75.1%

      \[\leadsto \color{blue}{\left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \cos \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)} \]
    8. Step-by-step derivation
      1. add-sqr-sqrt70.3%

        \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \left|\cos \left(\color{blue}{\left(\sqrt{\pi} \cdot \sqrt{\pi}\right)} \cdot \left(-0.005555555555555556 \cdot angle\right)\right)\right|\right) \]
      2. pow270.3%

        \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \left|\cos \left(\color{blue}{{\left(\sqrt{\pi}\right)}^{2}} \cdot \left(-0.005555555555555556 \cdot angle\right)\right)\right|\right) \]
    9. Applied egg-rr76.2%

      \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \cos \left(angle \cdot \left(\color{blue}{{\left(\sqrt{\pi}\right)}^{2}} \cdot -0.005555555555555556\right)\right)\right) \]
  3. Recombined 2 regimes into one program.
  4. Final simplification72.2%

    \[\leadsto \begin{array}{l} \mathbf{if}\;{b}^{2} \leq 10^{+53}:\\ \;\;\;\;\left(\left(a - b\right) \cdot \left(\left(b + a\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \left|\cos \left(\pi \cdot \left(angle \cdot -0.005555555555555556\right)\right)\right|\right)\\ \mathbf{else}:\\ \;\;\;\;\left(\left(a - b\right) \cdot \left(\left(b + a\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \cos \left(angle \cdot \left(-0.005555555555555556 \cdot {\left(\sqrt{\pi}\right)}^{2}\right)\right)\right)\\ \end{array} \]

Alternative 3: 67.4% accurate, 1.0× speedup?

\[\begin{array}{l} b = |b|\\ \\ \begin{array}{l} t_0 := angle \cdot \left(\pi \cdot -0.005555555555555556\right)\\ t_1 := \left(a - b\right) \cdot \left(\left(b + a\right) \cdot \sin t_0\right)\\ \mathbf{if}\;{b}^{2} - {a}^{2} \leq -2 \cdot 10^{+247}:\\ \;\;\;\;2 \cdot t_1\\ \mathbf{else}:\\ \;\;\;\;t_1 \cdot \left(2 \cdot \cos t_0\right)\\ \end{array} \end{array} \]
NOTE: b should be positive before calling this function
(FPCore (a b angle)
 :precision binary64
 (let* ((t_0 (* angle (* PI -0.005555555555555556)))
        (t_1 (* (- a b) (* (+ b a) (sin t_0)))))
   (if (<= (- (pow b 2.0) (pow a 2.0)) -2e+247)
     (* 2.0 t_1)
     (* t_1 (* 2.0 (cos t_0))))))
b = abs(b);
double code(double a, double b, double angle) {
	double t_0 = angle * (((double) M_PI) * -0.005555555555555556);
	double t_1 = (a - b) * ((b + a) * sin(t_0));
	double tmp;
	if ((pow(b, 2.0) - pow(a, 2.0)) <= -2e+247) {
		tmp = 2.0 * t_1;
	} else {
		tmp = t_1 * (2.0 * cos(t_0));
	}
	return tmp;
}
b = Math.abs(b);
public static double code(double a, double b, double angle) {
	double t_0 = angle * (Math.PI * -0.005555555555555556);
	double t_1 = (a - b) * ((b + a) * Math.sin(t_0));
	double tmp;
	if ((Math.pow(b, 2.0) - Math.pow(a, 2.0)) <= -2e+247) {
		tmp = 2.0 * t_1;
	} else {
		tmp = t_1 * (2.0 * Math.cos(t_0));
	}
	return tmp;
}
b = abs(b)
def code(a, b, angle):
	t_0 = angle * (math.pi * -0.005555555555555556)
	t_1 = (a - b) * ((b + a) * math.sin(t_0))
	tmp = 0
	if (math.pow(b, 2.0) - math.pow(a, 2.0)) <= -2e+247:
		tmp = 2.0 * t_1
	else:
		tmp = t_1 * (2.0 * math.cos(t_0))
	return tmp
b = abs(b)
function code(a, b, angle)
	t_0 = Float64(angle * Float64(pi * -0.005555555555555556))
	t_1 = Float64(Float64(a - b) * Float64(Float64(b + a) * sin(t_0)))
	tmp = 0.0
	if (Float64((b ^ 2.0) - (a ^ 2.0)) <= -2e+247)
		tmp = Float64(2.0 * t_1);
	else
		tmp = Float64(t_1 * Float64(2.0 * cos(t_0)));
	end
	return tmp
end
b = abs(b)
function tmp_2 = code(a, b, angle)
	t_0 = angle * (pi * -0.005555555555555556);
	t_1 = (a - b) * ((b + a) * sin(t_0));
	tmp = 0.0;
	if (((b ^ 2.0) - (a ^ 2.0)) <= -2e+247)
		tmp = 2.0 * t_1;
	else
		tmp = t_1 * (2.0 * cos(t_0));
	end
	tmp_2 = tmp;
end
NOTE: b should be positive before calling this function
code[a_, b_, angle_] := Block[{t$95$0 = N[(angle * N[(Pi * -0.005555555555555556), $MachinePrecision]), $MachinePrecision]}, Block[{t$95$1 = N[(N[(a - b), $MachinePrecision] * N[(N[(b + a), $MachinePrecision] * N[Sin[t$95$0], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]}, If[LessEqual[N[(N[Power[b, 2.0], $MachinePrecision] - N[Power[a, 2.0], $MachinePrecision]), $MachinePrecision], -2e+247], N[(2.0 * t$95$1), $MachinePrecision], N[(t$95$1 * N[(2.0 * N[Cos[t$95$0], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]]]]
\begin{array}{l}
b = |b|\\
\\
\begin{array}{l}
t_0 := angle \cdot \left(\pi \cdot -0.005555555555555556\right)\\
t_1 := \left(a - b\right) \cdot \left(\left(b + a\right) \cdot \sin t_0\right)\\
\mathbf{if}\;{b}^{2} - {a}^{2} \leq -2 \cdot 10^{+247}:\\
\;\;\;\;2 \cdot t_1\\

\mathbf{else}:\\
\;\;\;\;t_1 \cdot \left(2 \cdot \cos t_0\right)\\


\end{array}
\end{array}
Derivation
  1. Split input into 2 regimes
  2. if (-.f64 (pow.f64 b 2) (pow.f64 a 2)) < -1.9999999999999999e247

    1. Initial program 43.1%

      \[\left(\left(2 \cdot \left({b}^{2} - {a}^{2}\right)\right) \cdot \sin \left(\pi \cdot \frac{angle}{180}\right)\right) \cdot \cos \left(\pi \cdot \frac{angle}{180}\right) \]
    2. Simplified46.0%

      \[\leadsto \color{blue}{\left(2 \cdot \sin \left(angle \cdot \frac{\pi}{-180}\right)\right) \cdot \left(\cos \left(angle \cdot \frac{\pi}{-180}\right) \cdot \left({a}^{2} - {b}^{2}\right)\right)} \]
    3. Step-by-step derivation
      1. unpow246.0%

        \[\leadsto \left(2 \cdot \sin \left(angle \cdot \frac{\pi}{-180}\right)\right) \cdot \left(\cos \left(angle \cdot \frac{\pi}{-180}\right) \cdot \left(\color{blue}{a \cdot a} - {b}^{2}\right)\right) \]
      2. unpow246.0%

        \[\leadsto \left(2 \cdot \sin \left(angle \cdot \frac{\pi}{-180}\right)\right) \cdot \left(\cos \left(angle \cdot \frac{\pi}{-180}\right) \cdot \left(a \cdot a - \color{blue}{b \cdot b}\right)\right) \]
      3. difference-of-squares46.0%

        \[\leadsto \left(2 \cdot \sin \left(angle \cdot \frac{\pi}{-180}\right)\right) \cdot \left(\cos \left(angle \cdot \frac{\pi}{-180}\right) \cdot \color{blue}{\left(\left(a + b\right) \cdot \left(a - b\right)\right)}\right) \]
    4. Applied egg-rr46.0%

      \[\leadsto \left(2 \cdot \sin \left(angle \cdot \frac{\pi}{-180}\right)\right) \cdot \left(\cos \left(angle \cdot \frac{\pi}{-180}\right) \cdot \color{blue}{\left(\left(a + b\right) \cdot \left(a - b\right)\right)}\right) \]
    5. Taylor expanded in angle around inf 43.5%

      \[\leadsto \color{blue}{2 \cdot \left(\cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right) \cdot \left(\sin \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right) \cdot \left(\left(a + b\right) \cdot \left(a - b\right)\right)\right)\right)} \]
    6. Step-by-step derivation
      1. associate-*r*43.5%

        \[\leadsto \color{blue}{\left(2 \cdot \cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right) \cdot \left(\sin \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right) \cdot \left(\left(a + b\right) \cdot \left(a - b\right)\right)\right)} \]
      2. *-commutative43.5%

        \[\leadsto \color{blue}{\left(\sin \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right) \cdot \left(\left(a + b\right) \cdot \left(a - b\right)\right)\right) \cdot \left(2 \cdot \cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right)} \]
      3. associate-*r*66.3%

        \[\leadsto \color{blue}{\left(\left(\sin \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right) \cdot \left(a + b\right)\right) \cdot \left(a - b\right)\right)} \cdot \left(2 \cdot \cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right) \]
      4. *-commutative66.3%

        \[\leadsto \color{blue}{\left(\left(a - b\right) \cdot \left(\sin \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right) \cdot \left(a + b\right)\right)\right)} \cdot \left(2 \cdot \cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right) \]
      5. *-commutative66.3%

        \[\leadsto \left(\left(a - b\right) \cdot \color{blue}{\left(\left(a + b\right) \cdot \sin \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right)}\right) \cdot \left(2 \cdot \cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right) \]
      6. *-commutative66.3%

        \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \color{blue}{\left(\left(angle \cdot \pi\right) \cdot -0.005555555555555556\right)}\right)\right) \cdot \left(2 \cdot \cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right) \]
      7. associate-*r*67.4%

        \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \color{blue}{\left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)}\right)\right) \cdot \left(2 \cdot \cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right) \]
      8. *-commutative67.4%

        \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \cos \color{blue}{\left(\left(angle \cdot \pi\right) \cdot -0.005555555555555556\right)}\right) \]
      9. associate-*r*68.7%

        \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \cos \color{blue}{\left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)}\right) \]
    7. Simplified68.7%

      \[\leadsto \color{blue}{\left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \cos \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)} \]
    8. Taylor expanded in angle around 0 79.7%

      \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \color{blue}{1}\right) \]

    if -1.9999999999999999e247 < (-.f64 (pow.f64 b 2) (pow.f64 a 2))

    1. Initial program 50.4%

      \[\left(\left(2 \cdot \left({b}^{2} - {a}^{2}\right)\right) \cdot \sin \left(\pi \cdot \frac{angle}{180}\right)\right) \cdot \cos \left(\pi \cdot \frac{angle}{180}\right) \]
    2. Simplified51.4%

      \[\leadsto \color{blue}{\left(2 \cdot \sin \left(angle \cdot \frac{\pi}{-180}\right)\right) \cdot \left(\cos \left(angle \cdot \frac{\pi}{-180}\right) \cdot \left({a}^{2} - {b}^{2}\right)\right)} \]
    3. Step-by-step derivation
      1. unpow251.4%

        \[\leadsto \left(2 \cdot \sin \left(angle \cdot \frac{\pi}{-180}\right)\right) \cdot \left(\cos \left(angle \cdot \frac{\pi}{-180}\right) \cdot \left(\color{blue}{a \cdot a} - {b}^{2}\right)\right) \]
      2. unpow251.4%

        \[\leadsto \left(2 \cdot \sin \left(angle \cdot \frac{\pi}{-180}\right)\right) \cdot \left(\cos \left(angle \cdot \frac{\pi}{-180}\right) \cdot \left(a \cdot a - \color{blue}{b \cdot b}\right)\right) \]
      3. difference-of-squares60.6%

        \[\leadsto \left(2 \cdot \sin \left(angle \cdot \frac{\pi}{-180}\right)\right) \cdot \left(\cos \left(angle \cdot \frac{\pi}{-180}\right) \cdot \color{blue}{\left(\left(a + b\right) \cdot \left(a - b\right)\right)}\right) \]
    4. Applied egg-rr60.6%

      \[\leadsto \left(2 \cdot \sin \left(angle \cdot \frac{\pi}{-180}\right)\right) \cdot \left(\cos \left(angle \cdot \frac{\pi}{-180}\right) \cdot \color{blue}{\left(\left(a + b\right) \cdot \left(a - b\right)\right)}\right) \]
    5. Taylor expanded in angle around inf 60.3%

      \[\leadsto \color{blue}{2 \cdot \left(\cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right) \cdot \left(\sin \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right) \cdot \left(\left(a + b\right) \cdot \left(a - b\right)\right)\right)\right)} \]
    6. Step-by-step derivation
      1. associate-*r*60.3%

        \[\leadsto \color{blue}{\left(2 \cdot \cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right) \cdot \left(\sin \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right) \cdot \left(\left(a + b\right) \cdot \left(a - b\right)\right)\right)} \]
      2. *-commutative60.3%

        \[\leadsto \color{blue}{\left(\sin \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right) \cdot \left(\left(a + b\right) \cdot \left(a - b\right)\right)\right) \cdot \left(2 \cdot \cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right)} \]
      3. associate-*r*68.4%

        \[\leadsto \color{blue}{\left(\left(\sin \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right) \cdot \left(a + b\right)\right) \cdot \left(a - b\right)\right)} \cdot \left(2 \cdot \cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right) \]
      4. *-commutative68.4%

        \[\leadsto \color{blue}{\left(\left(a - b\right) \cdot \left(\sin \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right) \cdot \left(a + b\right)\right)\right)} \cdot \left(2 \cdot \cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right) \]
      5. *-commutative68.4%

        \[\leadsto \left(\left(a - b\right) \cdot \color{blue}{\left(\left(a + b\right) \cdot \sin \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right)}\right) \cdot \left(2 \cdot \cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right) \]
      6. *-commutative68.4%

        \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \color{blue}{\left(\left(angle \cdot \pi\right) \cdot -0.005555555555555556\right)}\right)\right) \cdot \left(2 \cdot \cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right) \]
      7. associate-*r*68.9%

        \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \color{blue}{\left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)}\right)\right) \cdot \left(2 \cdot \cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right) \]
      8. *-commutative68.9%

        \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \cos \color{blue}{\left(\left(angle \cdot \pi\right) \cdot -0.005555555555555556\right)}\right) \]
      9. associate-*r*68.7%

        \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \cos \color{blue}{\left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)}\right) \]
    7. Simplified68.7%

      \[\leadsto \color{blue}{\left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \cos \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)} \]
  3. Recombined 2 regimes into one program.
  4. Final simplification71.3%

    \[\leadsto \begin{array}{l} \mathbf{if}\;{b}^{2} - {a}^{2} \leq -2 \cdot 10^{+247}:\\ \;\;\;\;2 \cdot \left(\left(a - b\right) \cdot \left(\left(b + a\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right)\\ \mathbf{else}:\\ \;\;\;\;\left(\left(a - b\right) \cdot \left(\left(b + a\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \cos \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\\ \end{array} \]

Alternative 4: 67.3% accurate, 1.0× speedup?

\[\begin{array}{l} b = |b|\\ \\ \begin{array}{l} t_0 := \left(a - b\right) \cdot \left(\left(b + a\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\\ \mathbf{if}\;{b}^{2} - {a}^{2} \leq -2 \cdot 10^{+247}:\\ \;\;\;\;2 \cdot t_0\\ \mathbf{else}:\\ \;\;\;\;t_0 \cdot \left(2 \cdot \cos \left(\pi \cdot \left(angle \cdot -0.005555555555555556\right)\right)\right)\\ \end{array} \end{array} \]
NOTE: b should be positive before calling this function
(FPCore (a b angle)
 :precision binary64
 (let* ((t_0
         (* (- a b) (* (+ b a) (sin (* angle (* PI -0.005555555555555556)))))))
   (if (<= (- (pow b 2.0) (pow a 2.0)) -2e+247)
     (* 2.0 t_0)
     (* t_0 (* 2.0 (cos (* PI (* angle -0.005555555555555556))))))))
b = abs(b);
double code(double a, double b, double angle) {
	double t_0 = (a - b) * ((b + a) * sin((angle * (((double) M_PI) * -0.005555555555555556))));
	double tmp;
	if ((pow(b, 2.0) - pow(a, 2.0)) <= -2e+247) {
		tmp = 2.0 * t_0;
	} else {
		tmp = t_0 * (2.0 * cos((((double) M_PI) * (angle * -0.005555555555555556))));
	}
	return tmp;
}
b = Math.abs(b);
public static double code(double a, double b, double angle) {
	double t_0 = (a - b) * ((b + a) * Math.sin((angle * (Math.PI * -0.005555555555555556))));
	double tmp;
	if ((Math.pow(b, 2.0) - Math.pow(a, 2.0)) <= -2e+247) {
		tmp = 2.0 * t_0;
	} else {
		tmp = t_0 * (2.0 * Math.cos((Math.PI * (angle * -0.005555555555555556))));
	}
	return tmp;
}
b = abs(b)
def code(a, b, angle):
	t_0 = (a - b) * ((b + a) * math.sin((angle * (math.pi * -0.005555555555555556))))
	tmp = 0
	if (math.pow(b, 2.0) - math.pow(a, 2.0)) <= -2e+247:
		tmp = 2.0 * t_0
	else:
		tmp = t_0 * (2.0 * math.cos((math.pi * (angle * -0.005555555555555556))))
	return tmp
b = abs(b)
function code(a, b, angle)
	t_0 = Float64(Float64(a - b) * Float64(Float64(b + a) * sin(Float64(angle * Float64(pi * -0.005555555555555556)))))
	tmp = 0.0
	if (Float64((b ^ 2.0) - (a ^ 2.0)) <= -2e+247)
		tmp = Float64(2.0 * t_0);
	else
		tmp = Float64(t_0 * Float64(2.0 * cos(Float64(pi * Float64(angle * -0.005555555555555556)))));
	end
	return tmp
end
b = abs(b)
function tmp_2 = code(a, b, angle)
	t_0 = (a - b) * ((b + a) * sin((angle * (pi * -0.005555555555555556))));
	tmp = 0.0;
	if (((b ^ 2.0) - (a ^ 2.0)) <= -2e+247)
		tmp = 2.0 * t_0;
	else
		tmp = t_0 * (2.0 * cos((pi * (angle * -0.005555555555555556))));
	end
	tmp_2 = tmp;
end
NOTE: b should be positive before calling this function
code[a_, b_, angle_] := Block[{t$95$0 = N[(N[(a - b), $MachinePrecision] * N[(N[(b + a), $MachinePrecision] * N[Sin[N[(angle * N[(Pi * -0.005555555555555556), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]}, If[LessEqual[N[(N[Power[b, 2.0], $MachinePrecision] - N[Power[a, 2.0], $MachinePrecision]), $MachinePrecision], -2e+247], N[(2.0 * t$95$0), $MachinePrecision], N[(t$95$0 * N[(2.0 * N[Cos[N[(Pi * N[(angle * -0.005555555555555556), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]]]
\begin{array}{l}
b = |b|\\
\\
\begin{array}{l}
t_0 := \left(a - b\right) \cdot \left(\left(b + a\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\\
\mathbf{if}\;{b}^{2} - {a}^{2} \leq -2 \cdot 10^{+247}:\\
\;\;\;\;2 \cdot t_0\\

\mathbf{else}:\\
\;\;\;\;t_0 \cdot \left(2 \cdot \cos \left(\pi \cdot \left(angle \cdot -0.005555555555555556\right)\right)\right)\\


\end{array}
\end{array}
Derivation
  1. Split input into 2 regimes
  2. if (-.f64 (pow.f64 b 2) (pow.f64 a 2)) < -1.9999999999999999e247

    1. Initial program 43.1%

      \[\left(\left(2 \cdot \left({b}^{2} - {a}^{2}\right)\right) \cdot \sin \left(\pi \cdot \frac{angle}{180}\right)\right) \cdot \cos \left(\pi \cdot \frac{angle}{180}\right) \]
    2. Simplified46.0%

      \[\leadsto \color{blue}{\left(2 \cdot \sin \left(angle \cdot \frac{\pi}{-180}\right)\right) \cdot \left(\cos \left(angle \cdot \frac{\pi}{-180}\right) \cdot \left({a}^{2} - {b}^{2}\right)\right)} \]
    3. Step-by-step derivation
      1. unpow246.0%

        \[\leadsto \left(2 \cdot \sin \left(angle \cdot \frac{\pi}{-180}\right)\right) \cdot \left(\cos \left(angle \cdot \frac{\pi}{-180}\right) \cdot \left(\color{blue}{a \cdot a} - {b}^{2}\right)\right) \]
      2. unpow246.0%

        \[\leadsto \left(2 \cdot \sin \left(angle \cdot \frac{\pi}{-180}\right)\right) \cdot \left(\cos \left(angle \cdot \frac{\pi}{-180}\right) \cdot \left(a \cdot a - \color{blue}{b \cdot b}\right)\right) \]
      3. difference-of-squares46.0%

        \[\leadsto \left(2 \cdot \sin \left(angle \cdot \frac{\pi}{-180}\right)\right) \cdot \left(\cos \left(angle \cdot \frac{\pi}{-180}\right) \cdot \color{blue}{\left(\left(a + b\right) \cdot \left(a - b\right)\right)}\right) \]
    4. Applied egg-rr46.0%

      \[\leadsto \left(2 \cdot \sin \left(angle \cdot \frac{\pi}{-180}\right)\right) \cdot \left(\cos \left(angle \cdot \frac{\pi}{-180}\right) \cdot \color{blue}{\left(\left(a + b\right) \cdot \left(a - b\right)\right)}\right) \]
    5. Taylor expanded in angle around inf 43.5%

      \[\leadsto \color{blue}{2 \cdot \left(\cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right) \cdot \left(\sin \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right) \cdot \left(\left(a + b\right) \cdot \left(a - b\right)\right)\right)\right)} \]
    6. Step-by-step derivation
      1. associate-*r*43.5%

        \[\leadsto \color{blue}{\left(2 \cdot \cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right) \cdot \left(\sin \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right) \cdot \left(\left(a + b\right) \cdot \left(a - b\right)\right)\right)} \]
      2. *-commutative43.5%

        \[\leadsto \color{blue}{\left(\sin \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right) \cdot \left(\left(a + b\right) \cdot \left(a - b\right)\right)\right) \cdot \left(2 \cdot \cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right)} \]
      3. associate-*r*66.3%

        \[\leadsto \color{blue}{\left(\left(\sin \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right) \cdot \left(a + b\right)\right) \cdot \left(a - b\right)\right)} \cdot \left(2 \cdot \cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right) \]
      4. *-commutative66.3%

        \[\leadsto \color{blue}{\left(\left(a - b\right) \cdot \left(\sin \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right) \cdot \left(a + b\right)\right)\right)} \cdot \left(2 \cdot \cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right) \]
      5. *-commutative66.3%

        \[\leadsto \left(\left(a - b\right) \cdot \color{blue}{\left(\left(a + b\right) \cdot \sin \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right)}\right) \cdot \left(2 \cdot \cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right) \]
      6. *-commutative66.3%

        \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \color{blue}{\left(\left(angle \cdot \pi\right) \cdot -0.005555555555555556\right)}\right)\right) \cdot \left(2 \cdot \cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right) \]
      7. associate-*r*67.4%

        \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \color{blue}{\left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)}\right)\right) \cdot \left(2 \cdot \cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right) \]
      8. *-commutative67.4%

        \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \cos \color{blue}{\left(\left(angle \cdot \pi\right) \cdot -0.005555555555555556\right)}\right) \]
      9. associate-*r*68.7%

        \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \cos \color{blue}{\left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)}\right) \]
    7. Simplified68.7%

      \[\leadsto \color{blue}{\left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \cos \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)} \]
    8. Taylor expanded in angle around 0 79.7%

      \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \color{blue}{1}\right) \]

    if -1.9999999999999999e247 < (-.f64 (pow.f64 b 2) (pow.f64 a 2))

    1. Initial program 50.4%

      \[\left(\left(2 \cdot \left({b}^{2} - {a}^{2}\right)\right) \cdot \sin \left(\pi \cdot \frac{angle}{180}\right)\right) \cdot \cos \left(\pi \cdot \frac{angle}{180}\right) \]
    2. Simplified51.4%

      \[\leadsto \color{blue}{\left(2 \cdot \sin \left(angle \cdot \frac{\pi}{-180}\right)\right) \cdot \left(\cos \left(angle \cdot \frac{\pi}{-180}\right) \cdot \left({a}^{2} - {b}^{2}\right)\right)} \]
    3. Step-by-step derivation
      1. unpow251.4%

        \[\leadsto \left(2 \cdot \sin \left(angle \cdot \frac{\pi}{-180}\right)\right) \cdot \left(\cos \left(angle \cdot \frac{\pi}{-180}\right) \cdot \left(\color{blue}{a \cdot a} - {b}^{2}\right)\right) \]
      2. unpow251.4%

        \[\leadsto \left(2 \cdot \sin \left(angle \cdot \frac{\pi}{-180}\right)\right) \cdot \left(\cos \left(angle \cdot \frac{\pi}{-180}\right) \cdot \left(a \cdot a - \color{blue}{b \cdot b}\right)\right) \]
      3. difference-of-squares60.6%

        \[\leadsto \left(2 \cdot \sin \left(angle \cdot \frac{\pi}{-180}\right)\right) \cdot \left(\cos \left(angle \cdot \frac{\pi}{-180}\right) \cdot \color{blue}{\left(\left(a + b\right) \cdot \left(a - b\right)\right)}\right) \]
    4. Applied egg-rr60.6%

      \[\leadsto \left(2 \cdot \sin \left(angle \cdot \frac{\pi}{-180}\right)\right) \cdot \left(\cos \left(angle \cdot \frac{\pi}{-180}\right) \cdot \color{blue}{\left(\left(a + b\right) \cdot \left(a - b\right)\right)}\right) \]
    5. Taylor expanded in angle around inf 60.3%

      \[\leadsto \color{blue}{2 \cdot \left(\cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right) \cdot \left(\sin \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right) \cdot \left(\left(a + b\right) \cdot \left(a - b\right)\right)\right)\right)} \]
    6. Step-by-step derivation
      1. associate-*r*60.3%

        \[\leadsto \color{blue}{\left(2 \cdot \cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right) \cdot \left(\sin \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right) \cdot \left(\left(a + b\right) \cdot \left(a - b\right)\right)\right)} \]
      2. *-commutative60.3%

        \[\leadsto \color{blue}{\left(\sin \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right) \cdot \left(\left(a + b\right) \cdot \left(a - b\right)\right)\right) \cdot \left(2 \cdot \cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right)} \]
      3. associate-*r*68.4%

        \[\leadsto \color{blue}{\left(\left(\sin \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right) \cdot \left(a + b\right)\right) \cdot \left(a - b\right)\right)} \cdot \left(2 \cdot \cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right) \]
      4. *-commutative68.4%

        \[\leadsto \color{blue}{\left(\left(a - b\right) \cdot \left(\sin \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right) \cdot \left(a + b\right)\right)\right)} \cdot \left(2 \cdot \cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right) \]
      5. *-commutative68.4%

        \[\leadsto \left(\left(a - b\right) \cdot \color{blue}{\left(\left(a + b\right) \cdot \sin \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right)}\right) \cdot \left(2 \cdot \cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right) \]
      6. *-commutative68.4%

        \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \color{blue}{\left(\left(angle \cdot \pi\right) \cdot -0.005555555555555556\right)}\right)\right) \cdot \left(2 \cdot \cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right) \]
      7. associate-*r*68.9%

        \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \color{blue}{\left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)}\right)\right) \cdot \left(2 \cdot \cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right) \]
      8. *-commutative68.9%

        \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \cos \color{blue}{\left(\left(angle \cdot \pi\right) \cdot -0.005555555555555556\right)}\right) \]
      9. associate-*r*68.7%

        \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \cos \color{blue}{\left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)}\right) \]
    7. Simplified68.7%

      \[\leadsto \color{blue}{\left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \cos \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)} \]
    8. Taylor expanded in angle around inf 68.9%

      \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \color{blue}{\cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)}\right) \]
    9. Step-by-step derivation
      1. associate-*r*68.9%

        \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \cos \color{blue}{\left(\left(-0.005555555555555556 \cdot angle\right) \cdot \pi\right)}\right) \]
      2. *-commutative68.9%

        \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \cos \color{blue}{\left(\pi \cdot \left(-0.005555555555555556 \cdot angle\right)\right)}\right) \]
    10. Simplified68.9%

      \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \color{blue}{\cos \left(\pi \cdot \left(-0.005555555555555556 \cdot angle\right)\right)}\right) \]
  3. Recombined 2 regimes into one program.
  4. Final simplification71.5%

    \[\leadsto \begin{array}{l} \mathbf{if}\;{b}^{2} - {a}^{2} \leq -2 \cdot 10^{+247}:\\ \;\;\;\;2 \cdot \left(\left(a - b\right) \cdot \left(\left(b + a\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right)\\ \mathbf{else}:\\ \;\;\;\;\left(\left(a - b\right) \cdot \left(\left(b + a\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \cos \left(\pi \cdot \left(angle \cdot -0.005555555555555556\right)\right)\right)\\ \end{array} \]

Alternative 5: 67.2% accurate, 1.0× speedup?

\[\begin{array}{l} b = |b|\\ \\ \begin{array}{l} t_0 := \cos \left(\pi \cdot \left(angle \cdot -0.005555555555555556\right)\right)\\ t_1 := \left(a - b\right) \cdot \left(\left(b + a\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\\ \mathbf{if}\;{b}^{2} \leq 10^{+53}:\\ \;\;\;\;t_1 \cdot \left(2 \cdot \left|t_0\right|\right)\\ \mathbf{else}:\\ \;\;\;\;t_1 \cdot \left(2 \cdot t_0\right)\\ \end{array} \end{array} \]
NOTE: b should be positive before calling this function
(FPCore (a b angle)
 :precision binary64
 (let* ((t_0 (cos (* PI (* angle -0.005555555555555556))))
        (t_1
         (* (- a b) (* (+ b a) (sin (* angle (* PI -0.005555555555555556)))))))
   (if (<= (pow b 2.0) 1e+53) (* t_1 (* 2.0 (fabs t_0))) (* t_1 (* 2.0 t_0)))))
b = abs(b);
double code(double a, double b, double angle) {
	double t_0 = cos((((double) M_PI) * (angle * -0.005555555555555556)));
	double t_1 = (a - b) * ((b + a) * sin((angle * (((double) M_PI) * -0.005555555555555556))));
	double tmp;
	if (pow(b, 2.0) <= 1e+53) {
		tmp = t_1 * (2.0 * fabs(t_0));
	} else {
		tmp = t_1 * (2.0 * t_0);
	}
	return tmp;
}
b = Math.abs(b);
public static double code(double a, double b, double angle) {
	double t_0 = Math.cos((Math.PI * (angle * -0.005555555555555556)));
	double t_1 = (a - b) * ((b + a) * Math.sin((angle * (Math.PI * -0.005555555555555556))));
	double tmp;
	if (Math.pow(b, 2.0) <= 1e+53) {
		tmp = t_1 * (2.0 * Math.abs(t_0));
	} else {
		tmp = t_1 * (2.0 * t_0);
	}
	return tmp;
}
b = abs(b)
def code(a, b, angle):
	t_0 = math.cos((math.pi * (angle * -0.005555555555555556)))
	t_1 = (a - b) * ((b + a) * math.sin((angle * (math.pi * -0.005555555555555556))))
	tmp = 0
	if math.pow(b, 2.0) <= 1e+53:
		tmp = t_1 * (2.0 * math.fabs(t_0))
	else:
		tmp = t_1 * (2.0 * t_0)
	return tmp
b = abs(b)
function code(a, b, angle)
	t_0 = cos(Float64(pi * Float64(angle * -0.005555555555555556)))
	t_1 = Float64(Float64(a - b) * Float64(Float64(b + a) * sin(Float64(angle * Float64(pi * -0.005555555555555556)))))
	tmp = 0.0
	if ((b ^ 2.0) <= 1e+53)
		tmp = Float64(t_1 * Float64(2.0 * abs(t_0)));
	else
		tmp = Float64(t_1 * Float64(2.0 * t_0));
	end
	return tmp
end
b = abs(b)
function tmp_2 = code(a, b, angle)
	t_0 = cos((pi * (angle * -0.005555555555555556)));
	t_1 = (a - b) * ((b + a) * sin((angle * (pi * -0.005555555555555556))));
	tmp = 0.0;
	if ((b ^ 2.0) <= 1e+53)
		tmp = t_1 * (2.0 * abs(t_0));
	else
		tmp = t_1 * (2.0 * t_0);
	end
	tmp_2 = tmp;
end
NOTE: b should be positive before calling this function
code[a_, b_, angle_] := Block[{t$95$0 = N[Cos[N[(Pi * N[(angle * -0.005555555555555556), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]}, Block[{t$95$1 = N[(N[(a - b), $MachinePrecision] * N[(N[(b + a), $MachinePrecision] * N[Sin[N[(angle * N[(Pi * -0.005555555555555556), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]}, If[LessEqual[N[Power[b, 2.0], $MachinePrecision], 1e+53], N[(t$95$1 * N[(2.0 * N[Abs[t$95$0], $MachinePrecision]), $MachinePrecision]), $MachinePrecision], N[(t$95$1 * N[(2.0 * t$95$0), $MachinePrecision]), $MachinePrecision]]]]
\begin{array}{l}
b = |b|\\
\\
\begin{array}{l}
t_0 := \cos \left(\pi \cdot \left(angle \cdot -0.005555555555555556\right)\right)\\
t_1 := \left(a - b\right) \cdot \left(\left(b + a\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\\
\mathbf{if}\;{b}^{2} \leq 10^{+53}:\\
\;\;\;\;t_1 \cdot \left(2 \cdot \left|t_0\right|\right)\\

\mathbf{else}:\\
\;\;\;\;t_1 \cdot \left(2 \cdot t_0\right)\\


\end{array}
\end{array}
Derivation
  1. Split input into 2 regimes
  2. if (pow.f64 b 2) < 9.9999999999999999e52

    1. Initial program 56.4%

      \[\left(\left(2 \cdot \left({b}^{2} - {a}^{2}\right)\right) \cdot \sin \left(\pi \cdot \frac{angle}{180}\right)\right) \cdot \cos \left(\pi \cdot \frac{angle}{180}\right) \]
    2. Simplified57.7%

      \[\leadsto \color{blue}{\left(2 \cdot \sin \left(angle \cdot \frac{\pi}{-180}\right)\right) \cdot \left(\cos \left(angle \cdot \frac{\pi}{-180}\right) \cdot \left({a}^{2} - {b}^{2}\right)\right)} \]
    3. Step-by-step derivation
      1. unpow257.7%

        \[\leadsto \left(2 \cdot \sin \left(angle \cdot \frac{\pi}{-180}\right)\right) \cdot \left(\cos \left(angle \cdot \frac{\pi}{-180}\right) \cdot \left(\color{blue}{a \cdot a} - {b}^{2}\right)\right) \]
      2. unpow257.7%

        \[\leadsto \left(2 \cdot \sin \left(angle \cdot \frac{\pi}{-180}\right)\right) \cdot \left(\cos \left(angle \cdot \frac{\pi}{-180}\right) \cdot \left(a \cdot a - \color{blue}{b \cdot b}\right)\right) \]
      3. difference-of-squares57.7%

        \[\leadsto \left(2 \cdot \sin \left(angle \cdot \frac{\pi}{-180}\right)\right) \cdot \left(\cos \left(angle \cdot \frac{\pi}{-180}\right) \cdot \color{blue}{\left(\left(a + b\right) \cdot \left(a - b\right)\right)}\right) \]
    4. Applied egg-rr57.7%

      \[\leadsto \left(2 \cdot \sin \left(angle \cdot \frac{\pi}{-180}\right)\right) \cdot \left(\cos \left(angle \cdot \frac{\pi}{-180}\right) \cdot \color{blue}{\left(\left(a + b\right) \cdot \left(a - b\right)\right)}\right) \]
    5. Taylor expanded in angle around inf 57.2%

      \[\leadsto \color{blue}{2 \cdot \left(\cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right) \cdot \left(\sin \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right) \cdot \left(\left(a + b\right) \cdot \left(a - b\right)\right)\right)\right)} \]
    6. Step-by-step derivation
      1. associate-*r*57.2%

        \[\leadsto \color{blue}{\left(2 \cdot \cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right) \cdot \left(\sin \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right) \cdot \left(\left(a + b\right) \cdot \left(a - b\right)\right)\right)} \]
      2. *-commutative57.2%

        \[\leadsto \color{blue}{\left(\sin \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right) \cdot \left(\left(a + b\right) \cdot \left(a - b\right)\right)\right) \cdot \left(2 \cdot \cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right)} \]
      3. associate-*r*62.6%

        \[\leadsto \color{blue}{\left(\left(\sin \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right) \cdot \left(a + b\right)\right) \cdot \left(a - b\right)\right)} \cdot \left(2 \cdot \cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right) \]
      4. *-commutative62.6%

        \[\leadsto \color{blue}{\left(\left(a - b\right) \cdot \left(\sin \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right) \cdot \left(a + b\right)\right)\right)} \cdot \left(2 \cdot \cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right) \]
      5. *-commutative62.6%

        \[\leadsto \left(\left(a - b\right) \cdot \color{blue}{\left(\left(a + b\right) \cdot \sin \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right)}\right) \cdot \left(2 \cdot \cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right) \]
      6. *-commutative62.6%

        \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \color{blue}{\left(\left(angle \cdot \pi\right) \cdot -0.005555555555555556\right)}\right)\right) \cdot \left(2 \cdot \cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right) \]
      7. associate-*r*62.2%

        \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \color{blue}{\left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)}\right)\right) \cdot \left(2 \cdot \cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right) \]
      8. *-commutative62.2%

        \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \cos \color{blue}{\left(\left(angle \cdot \pi\right) \cdot -0.005555555555555556\right)}\right) \]
      9. associate-*r*63.1%

        \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \cos \color{blue}{\left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)}\right) \]
    7. Simplified63.1%

      \[\leadsto \color{blue}{\left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \cos \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)} \]
    8. Step-by-step derivation
      1. add-sqr-sqrt57.0%

        \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \color{blue}{\left(\sqrt{\cos \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)} \cdot \sqrt{\cos \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)}\right)}\right) \]
      2. sqrt-unprod68.7%

        \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \color{blue}{\sqrt{\cos \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right) \cdot \cos \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)}}\right) \]
      3. pow268.7%

        \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \sqrt{\color{blue}{{\cos \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)}^{2}}}\right) \]
    9. Applied egg-rr68.7%

      \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \color{blue}{\sqrt{{\cos \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)}^{2}}}\right) \]
    10. Step-by-step derivation
      1. unpow268.7%

        \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \sqrt{\color{blue}{\cos \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right) \cdot \cos \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)}}\right) \]
      2. rem-sqrt-square68.7%

        \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \color{blue}{\left|\cos \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right|}\right) \]
      3. associate-*r*68.7%

        \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \left|\cos \color{blue}{\left(\left(angle \cdot \pi\right) \cdot -0.005555555555555556\right)}\right|\right) \]
      4. *-commutative68.7%

        \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \left|\cos \color{blue}{\left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)}\right|\right) \]
      5. associate-*r*68.6%

        \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \left|\cos \color{blue}{\left(\left(-0.005555555555555556 \cdot angle\right) \cdot \pi\right)}\right|\right) \]
      6. *-commutative68.6%

        \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \left|\cos \color{blue}{\left(\pi \cdot \left(-0.005555555555555556 \cdot angle\right)\right)}\right|\right) \]
    11. Simplified68.6%

      \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \color{blue}{\left|\cos \left(\pi \cdot \left(-0.005555555555555556 \cdot angle\right)\right)\right|}\right) \]

    if 9.9999999999999999e52 < (pow.f64 b 2)

    1. Initial program 39.9%

      \[\left(\left(2 \cdot \left({b}^{2} - {a}^{2}\right)\right) \cdot \sin \left(\pi \cdot \frac{angle}{180}\right)\right) \cdot \cos \left(\pi \cdot \frac{angle}{180}\right) \]
    2. Simplified41.5%

      \[\leadsto \color{blue}{\left(2 \cdot \sin \left(angle \cdot \frac{\pi}{-180}\right)\right) \cdot \left(\cos \left(angle \cdot \frac{\pi}{-180}\right) \cdot \left({a}^{2} - {b}^{2}\right)\right)} \]
    3. Step-by-step derivation
      1. unpow241.5%

        \[\leadsto \left(2 \cdot \sin \left(angle \cdot \frac{\pi}{-180}\right)\right) \cdot \left(\cos \left(angle \cdot \frac{\pi}{-180}\right) \cdot \left(\color{blue}{a \cdot a} - {b}^{2}\right)\right) \]
      2. unpow241.5%

        \[\leadsto \left(2 \cdot \sin \left(angle \cdot \frac{\pi}{-180}\right)\right) \cdot \left(\cos \left(angle \cdot \frac{\pi}{-180}\right) \cdot \left(a \cdot a - \color{blue}{b \cdot b}\right)\right) \]
      3. difference-of-squares56.5%

        \[\leadsto \left(2 \cdot \sin \left(angle \cdot \frac{\pi}{-180}\right)\right) \cdot \left(\cos \left(angle \cdot \frac{\pi}{-180}\right) \cdot \color{blue}{\left(\left(a + b\right) \cdot \left(a - b\right)\right)}\right) \]
    4. Applied egg-rr56.5%

      \[\leadsto \left(2 \cdot \sin \left(angle \cdot \frac{\pi}{-180}\right)\right) \cdot \left(\cos \left(angle \cdot \frac{\pi}{-180}\right) \cdot \color{blue}{\left(\left(a + b\right) \cdot \left(a - b\right)\right)}\right) \]
    5. Taylor expanded in angle around inf 55.3%

      \[\leadsto \color{blue}{2 \cdot \left(\cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right) \cdot \left(\sin \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right) \cdot \left(\left(a + b\right) \cdot \left(a - b\right)\right)\right)\right)} \]
    6. Step-by-step derivation
      1. associate-*r*55.3%

        \[\leadsto \color{blue}{\left(2 \cdot \cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right) \cdot \left(\sin \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right) \cdot \left(\left(a + b\right) \cdot \left(a - b\right)\right)\right)} \]
      2. *-commutative55.3%

        \[\leadsto \color{blue}{\left(\sin \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right) \cdot \left(\left(a + b\right) \cdot \left(a - b\right)\right)\right) \cdot \left(2 \cdot \cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right)} \]
      3. associate-*r*73.9%

        \[\leadsto \color{blue}{\left(\left(\sin \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right) \cdot \left(a + b\right)\right) \cdot \left(a - b\right)\right)} \cdot \left(2 \cdot \cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right) \]
      4. *-commutative73.9%

        \[\leadsto \color{blue}{\left(\left(a - b\right) \cdot \left(\sin \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right) \cdot \left(a + b\right)\right)\right)} \cdot \left(2 \cdot \cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right) \]
      5. *-commutative73.9%

        \[\leadsto \left(\left(a - b\right) \cdot \color{blue}{\left(\left(a + b\right) \cdot \sin \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right)}\right) \cdot \left(2 \cdot \cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right) \]
      6. *-commutative73.9%

        \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \color{blue}{\left(\left(angle \cdot \pi\right) \cdot -0.005555555555555556\right)}\right)\right) \cdot \left(2 \cdot \cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right) \]
      7. associate-*r*75.7%

        \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \color{blue}{\left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)}\right)\right) \cdot \left(2 \cdot \cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right) \]
      8. *-commutative75.7%

        \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \cos \color{blue}{\left(\left(angle \cdot \pi\right) \cdot -0.005555555555555556\right)}\right) \]
      9. associate-*r*75.1%

        \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \cos \color{blue}{\left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)}\right) \]
    7. Simplified75.1%

      \[\leadsto \color{blue}{\left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \cos \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)} \]
    8. Taylor expanded in angle around inf 75.7%

      \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \color{blue}{\cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)}\right) \]
    9. Step-by-step derivation
      1. associate-*r*75.5%

        \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \cos \color{blue}{\left(\left(-0.005555555555555556 \cdot angle\right) \cdot \pi\right)}\right) \]
      2. *-commutative75.5%

        \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \cos \color{blue}{\left(\pi \cdot \left(-0.005555555555555556 \cdot angle\right)\right)}\right) \]
    10. Simplified75.5%

      \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \color{blue}{\cos \left(\pi \cdot \left(-0.005555555555555556 \cdot angle\right)\right)}\right) \]
  3. Recombined 2 regimes into one program.
  4. Final simplification71.8%

    \[\leadsto \begin{array}{l} \mathbf{if}\;{b}^{2} \leq 10^{+53}:\\ \;\;\;\;\left(\left(a - b\right) \cdot \left(\left(b + a\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \left|\cos \left(\pi \cdot \left(angle \cdot -0.005555555555555556\right)\right)\right|\right)\\ \mathbf{else}:\\ \;\;\;\;\left(\left(a - b\right) \cdot \left(\left(b + a\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \cos \left(\pi \cdot \left(angle \cdot -0.005555555555555556\right)\right)\right)\\ \end{array} \]

Alternative 6: 56.5% accurate, 2.9× speedup?

\[\begin{array}{l} b = |b|\\ \\ \left(2 \cdot \sin \left(angle \cdot \frac{\pi}{-180}\right)\right) \cdot \left(\left(a - b\right) \cdot \left(b + a\right)\right) \end{array} \]
NOTE: b should be positive before calling this function
(FPCore (a b angle)
 :precision binary64
 (* (* 2.0 (sin (* angle (/ PI -180.0)))) (* (- a b) (+ b a))))
b = abs(b);
double code(double a, double b, double angle) {
	return (2.0 * sin((angle * (((double) M_PI) / -180.0)))) * ((a - b) * (b + a));
}
b = Math.abs(b);
public static double code(double a, double b, double angle) {
	return (2.0 * Math.sin((angle * (Math.PI / -180.0)))) * ((a - b) * (b + a));
}
b = abs(b)
def code(a, b, angle):
	return (2.0 * math.sin((angle * (math.pi / -180.0)))) * ((a - b) * (b + a))
b = abs(b)
function code(a, b, angle)
	return Float64(Float64(2.0 * sin(Float64(angle * Float64(pi / -180.0)))) * Float64(Float64(a - b) * Float64(b + a)))
end
b = abs(b)
function tmp = code(a, b, angle)
	tmp = (2.0 * sin((angle * (pi / -180.0)))) * ((a - b) * (b + a));
end
NOTE: b should be positive before calling this function
code[a_, b_, angle_] := N[(N[(2.0 * N[Sin[N[(angle * N[(Pi / -180.0), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision] * N[(N[(a - b), $MachinePrecision] * N[(b + a), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
b = |b|\\
\\
\left(2 \cdot \sin \left(angle \cdot \frac{\pi}{-180}\right)\right) \cdot \left(\left(a - b\right) \cdot \left(b + a\right)\right)
\end{array}
Derivation
  1. Initial program 48.6%

    \[\left(\left(2 \cdot \left({b}^{2} - {a}^{2}\right)\right) \cdot \sin \left(\pi \cdot \frac{angle}{180}\right)\right) \cdot \cos \left(\pi \cdot \frac{angle}{180}\right) \]
  2. Simplified50.1%

    \[\leadsto \color{blue}{\left(2 \cdot \sin \left(angle \cdot \frac{\pi}{-180}\right)\right) \cdot \left(\cos \left(angle \cdot \frac{\pi}{-180}\right) \cdot \left({a}^{2} - {b}^{2}\right)\right)} \]
  3. Step-by-step derivation
    1. unpow250.1%

      \[\leadsto \left(2 \cdot \sin \left(angle \cdot \frac{\pi}{-180}\right)\right) \cdot \left(\cos \left(angle \cdot \frac{\pi}{-180}\right) \cdot \left(\color{blue}{a \cdot a} - {b}^{2}\right)\right) \]
    2. unpow250.1%

      \[\leadsto \left(2 \cdot \sin \left(angle \cdot \frac{\pi}{-180}\right)\right) \cdot \left(\cos \left(angle \cdot \frac{\pi}{-180}\right) \cdot \left(a \cdot a - \color{blue}{b \cdot b}\right)\right) \]
    3. difference-of-squares57.1%

      \[\leadsto \left(2 \cdot \sin \left(angle \cdot \frac{\pi}{-180}\right)\right) \cdot \left(\cos \left(angle \cdot \frac{\pi}{-180}\right) \cdot \color{blue}{\left(\left(a + b\right) \cdot \left(a - b\right)\right)}\right) \]
  4. Applied egg-rr57.1%

    \[\leadsto \left(2 \cdot \sin \left(angle \cdot \frac{\pi}{-180}\right)\right) \cdot \left(\cos \left(angle \cdot \frac{\pi}{-180}\right) \cdot \color{blue}{\left(\left(a + b\right) \cdot \left(a - b\right)\right)}\right) \]
  5. Taylor expanded in angle around 0 57.2%

    \[\leadsto \left(2 \cdot \sin \left(angle \cdot \frac{\pi}{-180}\right)\right) \cdot \left(\color{blue}{1} \cdot \left(\left(a + b\right) \cdot \left(a - b\right)\right)\right) \]
  6. Final simplification57.2%

    \[\leadsto \left(2 \cdot \sin \left(angle \cdot \frac{\pi}{-180}\right)\right) \cdot \left(\left(a - b\right) \cdot \left(b + a\right)\right) \]

Alternative 7: 65.8% accurate, 2.9× speedup?

\[\begin{array}{l} b = |b|\\ \\ 2 \cdot \left(\left(a - b\right) \cdot \left(\left(b + a\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \end{array} \]
NOTE: b should be positive before calling this function
(FPCore (a b angle)
 :precision binary64
 (* 2.0 (* (- a b) (* (+ b a) (sin (* angle (* PI -0.005555555555555556)))))))
b = abs(b);
double code(double a, double b, double angle) {
	return 2.0 * ((a - b) * ((b + a) * sin((angle * (((double) M_PI) * -0.005555555555555556)))));
}
b = Math.abs(b);
public static double code(double a, double b, double angle) {
	return 2.0 * ((a - b) * ((b + a) * Math.sin((angle * (Math.PI * -0.005555555555555556)))));
}
b = abs(b)
def code(a, b, angle):
	return 2.0 * ((a - b) * ((b + a) * math.sin((angle * (math.pi * -0.005555555555555556)))))
b = abs(b)
function code(a, b, angle)
	return Float64(2.0 * Float64(Float64(a - b) * Float64(Float64(b + a) * sin(Float64(angle * Float64(pi * -0.005555555555555556))))))
end
b = abs(b)
function tmp = code(a, b, angle)
	tmp = 2.0 * ((a - b) * ((b + a) * sin((angle * (pi * -0.005555555555555556)))));
end
NOTE: b should be positive before calling this function
code[a_, b_, angle_] := N[(2.0 * N[(N[(a - b), $MachinePrecision] * N[(N[(b + a), $MachinePrecision] * N[Sin[N[(angle * N[(Pi * -0.005555555555555556), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
b = |b|\\
\\
2 \cdot \left(\left(a - b\right) \cdot \left(\left(b + a\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right)
\end{array}
Derivation
  1. Initial program 48.6%

    \[\left(\left(2 \cdot \left({b}^{2} - {a}^{2}\right)\right) \cdot \sin \left(\pi \cdot \frac{angle}{180}\right)\right) \cdot \cos \left(\pi \cdot \frac{angle}{180}\right) \]
  2. Simplified50.1%

    \[\leadsto \color{blue}{\left(2 \cdot \sin \left(angle \cdot \frac{\pi}{-180}\right)\right) \cdot \left(\cos \left(angle \cdot \frac{\pi}{-180}\right) \cdot \left({a}^{2} - {b}^{2}\right)\right)} \]
  3. Step-by-step derivation
    1. unpow250.1%

      \[\leadsto \left(2 \cdot \sin \left(angle \cdot \frac{\pi}{-180}\right)\right) \cdot \left(\cos \left(angle \cdot \frac{\pi}{-180}\right) \cdot \left(\color{blue}{a \cdot a} - {b}^{2}\right)\right) \]
    2. unpow250.1%

      \[\leadsto \left(2 \cdot \sin \left(angle \cdot \frac{\pi}{-180}\right)\right) \cdot \left(\cos \left(angle \cdot \frac{\pi}{-180}\right) \cdot \left(a \cdot a - \color{blue}{b \cdot b}\right)\right) \]
    3. difference-of-squares57.1%

      \[\leadsto \left(2 \cdot \sin \left(angle \cdot \frac{\pi}{-180}\right)\right) \cdot \left(\cos \left(angle \cdot \frac{\pi}{-180}\right) \cdot \color{blue}{\left(\left(a + b\right) \cdot \left(a - b\right)\right)}\right) \]
  4. Applied egg-rr57.1%

    \[\leadsto \left(2 \cdot \sin \left(angle \cdot \frac{\pi}{-180}\right)\right) \cdot \left(\cos \left(angle \cdot \frac{\pi}{-180}\right) \cdot \color{blue}{\left(\left(a + b\right) \cdot \left(a - b\right)\right)}\right) \]
  5. Taylor expanded in angle around inf 56.3%

    \[\leadsto \color{blue}{2 \cdot \left(\cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right) \cdot \left(\sin \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right) \cdot \left(\left(a + b\right) \cdot \left(a - b\right)\right)\right)\right)} \]
  6. Step-by-step derivation
    1. associate-*r*56.3%

      \[\leadsto \color{blue}{\left(2 \cdot \cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right) \cdot \left(\sin \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right) \cdot \left(\left(a + b\right) \cdot \left(a - b\right)\right)\right)} \]
    2. *-commutative56.3%

      \[\leadsto \color{blue}{\left(\sin \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right) \cdot \left(\left(a + b\right) \cdot \left(a - b\right)\right)\right) \cdot \left(2 \cdot \cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right)} \]
    3. associate-*r*67.9%

      \[\leadsto \color{blue}{\left(\left(\sin \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right) \cdot \left(a + b\right)\right) \cdot \left(a - b\right)\right)} \cdot \left(2 \cdot \cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right) \]
    4. *-commutative67.9%

      \[\leadsto \color{blue}{\left(\left(a - b\right) \cdot \left(\sin \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right) \cdot \left(a + b\right)\right)\right)} \cdot \left(2 \cdot \cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right) \]
    5. *-commutative67.9%

      \[\leadsto \left(\left(a - b\right) \cdot \color{blue}{\left(\left(a + b\right) \cdot \sin \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right)}\right) \cdot \left(2 \cdot \cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right) \]
    6. *-commutative67.9%

      \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \color{blue}{\left(\left(angle \cdot \pi\right) \cdot -0.005555555555555556\right)}\right)\right) \cdot \left(2 \cdot \cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right) \]
    7. associate-*r*68.5%

      \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \color{blue}{\left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)}\right)\right) \cdot \left(2 \cdot \cos \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right) \]
    8. *-commutative68.5%

      \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \cos \color{blue}{\left(\left(angle \cdot \pi\right) \cdot -0.005555555555555556\right)}\right) \]
    9. associate-*r*68.7%

      \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \cos \color{blue}{\left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)}\right) \]
  7. Simplified68.7%

    \[\leadsto \color{blue}{\left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \cos \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)} \]
  8. Taylor expanded in angle around 0 68.8%

    \[\leadsto \left(\left(a - b\right) \cdot \left(\left(a + b\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \cdot \left(2 \cdot \color{blue}{1}\right) \]
  9. Final simplification68.8%

    \[\leadsto 2 \cdot \left(\left(a - b\right) \cdot \left(\left(b + a\right) \cdot \sin \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)\right)\right) \]

Alternative 8: 54.6% accurate, 5.5× speedup?

\[\begin{array}{l} b = |b|\\ \\ -0.011111111111111112 \cdot \left(\left(\left(a - b\right) \cdot \left(b + a\right)\right) \cdot \left(angle \cdot \pi\right)\right) \end{array} \]
NOTE: b should be positive before calling this function
(FPCore (a b angle)
 :precision binary64
 (* -0.011111111111111112 (* (* (- a b) (+ b a)) (* angle PI))))
b = abs(b);
double code(double a, double b, double angle) {
	return -0.011111111111111112 * (((a - b) * (b + a)) * (angle * ((double) M_PI)));
}
b = Math.abs(b);
public static double code(double a, double b, double angle) {
	return -0.011111111111111112 * (((a - b) * (b + a)) * (angle * Math.PI));
}
b = abs(b)
def code(a, b, angle):
	return -0.011111111111111112 * (((a - b) * (b + a)) * (angle * math.pi))
b = abs(b)
function code(a, b, angle)
	return Float64(-0.011111111111111112 * Float64(Float64(Float64(a - b) * Float64(b + a)) * Float64(angle * pi)))
end
b = abs(b)
function tmp = code(a, b, angle)
	tmp = -0.011111111111111112 * (((a - b) * (b + a)) * (angle * pi));
end
NOTE: b should be positive before calling this function
code[a_, b_, angle_] := N[(-0.011111111111111112 * N[(N[(N[(a - b), $MachinePrecision] * N[(b + a), $MachinePrecision]), $MachinePrecision] * N[(angle * Pi), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
b = |b|\\
\\
-0.011111111111111112 \cdot \left(\left(\left(a - b\right) \cdot \left(b + a\right)\right) \cdot \left(angle \cdot \pi\right)\right)
\end{array}
Derivation
  1. Initial program 48.6%

    \[\left(\left(2 \cdot \left({b}^{2} - {a}^{2}\right)\right) \cdot \sin \left(\pi \cdot \frac{angle}{180}\right)\right) \cdot \cos \left(\pi \cdot \frac{angle}{180}\right) \]
  2. Simplified50.1%

    \[\leadsto \color{blue}{\left(2 \cdot \sin \left(angle \cdot \frac{\pi}{-180}\right)\right) \cdot \left(\cos \left(angle \cdot \frac{\pi}{-180}\right) \cdot \left({a}^{2} - {b}^{2}\right)\right)} \]
  3. Step-by-step derivation
    1. unpow250.1%

      \[\leadsto \left(2 \cdot \sin \left(angle \cdot \frac{\pi}{-180}\right)\right) \cdot \left(\cos \left(angle \cdot \frac{\pi}{-180}\right) \cdot \left(\color{blue}{a \cdot a} - {b}^{2}\right)\right) \]
    2. unpow250.1%

      \[\leadsto \left(2 \cdot \sin \left(angle \cdot \frac{\pi}{-180}\right)\right) \cdot \left(\cos \left(angle \cdot \frac{\pi}{-180}\right) \cdot \left(a \cdot a - \color{blue}{b \cdot b}\right)\right) \]
    3. difference-of-squares57.1%

      \[\leadsto \left(2 \cdot \sin \left(angle \cdot \frac{\pi}{-180}\right)\right) \cdot \left(\cos \left(angle \cdot \frac{\pi}{-180}\right) \cdot \color{blue}{\left(\left(a + b\right) \cdot \left(a - b\right)\right)}\right) \]
  4. Applied egg-rr57.1%

    \[\leadsto \left(2 \cdot \sin \left(angle \cdot \frac{\pi}{-180}\right)\right) \cdot \left(\cos \left(angle \cdot \frac{\pi}{-180}\right) \cdot \color{blue}{\left(\left(a + b\right) \cdot \left(a - b\right)\right)}\right) \]
  5. Taylor expanded in angle around 0 52.1%

    \[\leadsto \color{blue}{-0.011111111111111112 \cdot \left(angle \cdot \left(\pi \cdot \left(\left(a + b\right) \cdot \left(a - b\right)\right)\right)\right)} \]
  6. Step-by-step derivation
    1. associate-*r*52.1%

      \[\leadsto -0.011111111111111112 \cdot \color{blue}{\left(\left(angle \cdot \pi\right) \cdot \left(\left(a + b\right) \cdot \left(a - b\right)\right)\right)} \]
    2. *-commutative52.1%

      \[\leadsto -0.011111111111111112 \cdot \color{blue}{\left(\left(\left(a + b\right) \cdot \left(a - b\right)\right) \cdot \left(angle \cdot \pi\right)\right)} \]
  7. Simplified52.1%

    \[\leadsto \color{blue}{-0.011111111111111112 \cdot \left(\left(\left(a + b\right) \cdot \left(a - b\right)\right) \cdot \left(angle \cdot \pi\right)\right)} \]
  8. Final simplification52.1%

    \[\leadsto -0.011111111111111112 \cdot \left(\left(\left(a - b\right) \cdot \left(b + a\right)\right) \cdot \left(angle \cdot \pi\right)\right) \]

Reproduce

?
herbie shell --seed 2023333 
(FPCore (a b angle)
  :name "ab-angle->ABCF B"
  :precision binary64
  (* (* (* 2.0 (- (pow b 2.0) (pow a 2.0))) (sin (* PI (/ angle 180.0)))) (cos (* PI (/ angle 180.0)))))